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(2018 KC3)
Classification: Apollo [NEO]          SPK-ID: 3825041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2072894405105572 1.2053e-06  
a 1.164648558481658 1.159e-06 au
q .923229210402568 4.8592e-07 au
i 14.48353778454046 6.714e-05 deg
node 84.7175262385405 1.118e-05 deg
peri 243.2358803435555 1.9722e-05 deg
M 155.2816436222394 0.0007412 deg
tp 2458802.480305733554
(2019-Nov-14.98030573)
0.00064974 TDB
period 459.0825307680529
1.26
0.00068526
1.876e-06
d
yr
n .7841727268465517 1.1705e-06 deg/d
Q 1.406067906560748 1.3992e-06 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      207 days  
   first obs. used      2018-05-24  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-19 07:02:19  

Additional Information
 Earth MOID = .00306402 au 
 Jupiter MOID = 3.8716 au 
 T_jup = 5.364 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458345.5 (2018-Aug-15.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073661424507547 1.205e-06  
q .9232817179070373 4.8566e-07 au
tp 2458343.412834257857
(2018-Aug-12.91283426)
4.2659e-05 TDB
node 84.72404485216053 1.1207e-05 deg
peri 243.2614763803534 1.9527e-05 deg
i 14.48286691393026 6.7138e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      207 days  
   first obs. used      2018-05-24  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .48348  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Dec-19 07:02:19  

Additional Information
 Jupiter MOID = 3.8716 au 
 T_jup = 5.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.451993065609036E-12 -5.84466040924472E-13 -4.456921420077392E-11 -6.074151639527143E-12 8.613825310908101E-12 7.623321189320409E-11
q -5.84466040924472E-13 2.358625592745118E-13 1.792164977063812E-11 2.444622416472215E-12 -3.54924035109382E-12 -3.063079238372959E-11
tp -4.456921420077392E-11 1.792164977063812E-11 1.819809325093498E-9 1.992665760157422E-10 5.2000662124714E-11 -2.022024907509764E-9
node -6.074151639527143E-12 2.444622416472215E-12 1.992665760157422E-10 1.256018130359852E-10 -1.242204239103339E-10 -4.2458488688532E-10
peri 8.613825310908101E-12 -3.54924035109382E-12 5.2000662124714E-11 -1.242204239103339E-10 3.813110126835486E-10 7.680412657857333E-10
i 7.623321189320409E-11 -3.063079238372959E-11 -2.022024907509764E-9 -4.2458488688532E-10 7.680412657857333E-10 4.507488031507133E-9

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.1   n/a E2018N01  

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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